#B3176A
Closest named color: Violet Red (#A50055). oklch(50.9% 0.196 355.6), rgb(179, 23, 106).
Aa
White text reads best on this color (6.46:1).
About this color
#B3176A is a medium-dark, vivid red. In OKLCH its lightness is 51%, its chroma 0.196 and its hue 356°. Its hue sits on the warm side of the wheel. The nearest named color is Violet Red (#A50055), ΔE 0.045 away. White text reads best on it, at 6.46:1.
| Hue family | Reds |
| Lightness | medium-dark (51%) |
| Chroma | vivid (0.196) |
| Temperature | warm |
| Nearest name | Violet Red (#A50055) |
| Black text | 3.24:1 |
| White text | 6.46:1 |
Values
| HEX | #B3176A |
| RGB | rgb(179, 23, 106) |
| HSL | hsl(328, 77%, 40%) |
| OKLCH | oklch(50.9% 0.196 355.6) |
Contrast
WCAG 2 contrast ratios are the conformance target: AA needs 4.5:1 for body text and 3:1 for large text, AAA needs 7:1. APCA Lc values are supplementary guidance from the WCAG 3 drafts.
| Pair | WCAG 2 | Result | APCA | APCA guidance |
|---|---|---|---|---|
| White text on #B3176A | 6.46:1 | AA | Lc -85.5 | Fine for body text |
| Black text on #B3176A | 3.24:1 | AA large text | Lc 23.8 | Dividers and decoration only |
| #B3176A text on white | 6.46:1 | AA | Lc 80.3 | Fine for body text |
| #B3176A text on black | 3.24:1 | AA large text | Lc -21.6 | Dividers and decoration only |
Tints and shades
A 50–950 scale built in OKLCH: the hue is held, lightness follows a Tailwind v4-like curve, and every step is kept inside the sRGB gamut. This color sits at step 700.
-
Step 50
50
#FDF2F6
oklch(97.1% 0.013 353.1)
-
Step 100
100
#FAE3EA
oklch(93.6% 0.027 357.2)
-
Step 200
200
#F7CBDA
oklch(88.4% 0.053 355.8)
-
Step 300
300
#F2A7C3
oklch(80.8% 0.095 355.3)
-
Step 400
400
#E874A4
oklch(70.6% 0.152 355.6)
-
Step 500
500
#DD498E
oklch(63% 0.194 355.5)
-
Step 600
600
#C92078
oklch(55.7% 0.211 355.8)
-
Step 700
700 (this color)
#B3176A
oklch(50.9% 0.196 355.6)
-
Step 800
800
#8C1252
oklch(42.6% 0.162 355.7)
-
Step 900
900
#711A44
oklch(37.7% 0.127 355.7)
-
Step 950
950
#431128
oklch(27% 0.081 355.6)
#B3176A with color blindness
Simulated with the Machado et al. (2009) model. ΔE is how far the color moves: below about 0.02 you would not notice a change.
| Vision | Seen as | Shift (ΔE) |
|---|---|---|
| Protanopia (no red cones) | #3E4C6C | 0.223 |
| Deuteranopia (no green cones) | #696867 | 0.196 |
| Tritanopia (no blue cones) | #C20040 | 0.069 |
| Achromatopsia (no color) | #5E5E5E | 0.198 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #B3176A
#B3176A
oklch(50.9% 0.196 355.6)
- #007763
#007763
oklch(50.8% 0.095 175.5)
Analogous
Neighbouring hues, 30° either side.
Split complementary
The two hues beside the complement (150° and 210°).
Triadic
Three hues spaced 120° apart.
Palettes with this color
Curated palettes that contain a color within ΔE 0.04 (OKLab) of #B3176A, closest first.
No curated palette has a color within ΔE 0.04 of #B3176A.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Violet Red #A50055 ΔE 0.045
- Deep Magenta #A0025C ΔE 0.048
- Raspberry #B00149 ΔE 0.049
- Red Violet #9E0168 ΔE 0.051
- Dark Fuchsia #9D0759 ΔE 0.054
- Medium Violet Red #C71585 ΔE 0.056
- Light Burgundy #A8415B ΔE 0.069
- Rose Red #BE013C ΔE 0.071
Use #B3176A in your product
Turn it into light and dark UI roles checked for contrast, then export to Tailwind v4, shadcn/ui, CSS or design tokens.